.bg-azul {
    background-color: #1988B7;
    color:#fff;
}
.logo
{
    width: 539px;
    height: 500px;
    background: url(../Imagenes/login_welcome.jpg);
    background-position:center center;
    background-repeat:no-repeat;
}

.signin-box {
    padding: 20px;
    background-color: rgb(241, 241, 241);
    border: 1px solid rgb(229, 229, 229);
    border-radius: 5px;
}